Astronaut Bresnik told reporters it was not hard to concentrate on the spacewalks after learning his wife had given birth to a baby girl.

VOA: standard.2009.11.30

I pay too much attention to suffering and that suffering is not what God wants, that we need to concentrate on God's blessings, which are that we be healthy and wealthy.

我过于注重受苦这件事了,受苦并非上帝希望的，我们需要专注于上帝的赐福才对，我们要健康，要富裕。

普林斯顿公开课 - 人性课程节选

But by distancing itself from the body, the mind, the soul, is able to better concentrate on the forms.

但是通过脱离肉体的自身因素,心灵和灵魂就可以更好的专注于那些型相

耶鲁公开课 - 死亡课程节选

"You have to concentrate your eyes to something near, but focus your eyes on something far."

VOA: standard.2010.02.21

But I'm going to concentrate,in this course, on the meaning of these texts in their earliest context.

但在课堂上我只会着重讨论，这些文本在其早期历史中的意义。

耶鲁公开课 - 新约课程节选

This part of the course had less technical apparatus than the first part of the course so it will concentrate on the middle third of the course up to this lecture.

这门课的这个部分比第一个部分的,技术器械少，所以它将着重于,今天下课之后这门课还剩三分之一。

耶鲁公开课 - 金融市场课程节选